JVC AV-A14M3 User Manual

No. 51669
A
V-A14M3
A
V-A14T3
A
V-A14AU3
A
V-1413EE
29
SELF CHECK FUNCTIONS
1. Outline
This model has self check functions given below. When an abnormality has been detected, the SUB POW ER is turned OFF and the LED
flashes to inform of the failure. An abnormality is detected by the signal input state of the control line connected to the microcomputer.
2. Self check items
Check item Details of detection Method of detection State of abnormality
Over-current protection An over-current on the LOW-B
line is detected.
The main microcomputer
detects the possible abnormality
at 20-msec. intervals and judges
the results in every 24 time. Of
the 24 times, if NG is detected
more than 13 times, it is judged
that there is an abnormality
When an abnormality has been
detected, the SUB-POWER is
turned off. While the SUB-
POWER is being turned off, the
power key of the remote
controller is not operational until
the power plug is taken out and
put in again.
CRT NECK protection Operation of Vertical deflection
circuit.
DITTO DITTO
3. Self check indicating function
At about 3 seconds after the power is turned ON, the self-check
function starts.
In case where an abnormality has been detected, the OFF
TIMER LED flashes, and the SUB-POW ER is turned OFF.
[ Indication by LED ]
Item LED flashing intervals
Over-current protection
CRT NECK protection
Turning on and off (0.24-second) intervals
After about
3 seconds
Power on
Start of
detection
Detection of an
abnormality
Flashing LED
SUB POWER OFF

JVC AV-A14M3 Specifications

General

Brand	JVC
Model	AV-A14M3
Category	TV
Language	English